Seems simple enough all right. So simple, we might not have mentioned it. But because our readers liked it, we’ll recommend (on their behalf) that you glance at …
If a simplified interface helps you execute, then maybe this is precisely the best option for you. The secret is — finding something that works for you and your context then using it. (Thanks to Phil and others for mentioning it.)
I tried any.do and found it lacking. I’m using Wunderlist and love it. Its great for collaborating on projects and scheduling my to do list.